"""
Copyright (c) 2022 Huawei Technologies Co.,Ltd.

openGauss is licensed under Mulan PSL v2.
You can use this software according to the terms and conditions of the Mulan PSL v2.
You may obtain a copy of Mulan PSL v2 at:

          http://license.coscl.org.cn/MulanPSL2

THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND,
EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT,
MERCHANTABILITY OR FIT FOR A PARTICULAR PURPOSE.
See the Mulan PSL v2 for more details.
"""
"""
Case Type   : 防篡改
Case Name   : PUBLIC角色不允许拥有pg_catalog.pg_authid权限
Create At   : 2022/3/7
Owner       : @daiguatutu
Description :
    1.设置参数并重启数据库enableSeparationOfDuty=on
    gs_guc set -N all -I all -c enableSeparationOfDuty=on;
    gs_om -t restart
    2.执行查询
    select * from  information_schema.role_table_grants a
    where  a.grantee='PUBLIC' and a.table_name='pg_authid';
    3.清理环境
    gs_guc set -N all -I all -c enableSeparationOfDuty=off;
    gs_om -t restart
Expect      :
    1.成功
    2.成功,0 rows
    3.清理环境成功
History     :
"""

import os
import unittest

from testcase.utils.Common import Common
from testcase.utils.CommonSH import CommonSH
from testcase.utils.Constant import Constant
from testcase.utils.Logger import Logger
from yat.test import Node
from yat.test import macro


class Security(unittest.TestCase):
    def setUp(self):
        self.log = Logger()
        self.log.info(f'-----{os.path.basename(__file__)} start-----')
        self.pri_node = Node(node='PrimaryDbUser')
        self.pri_sh = CommonSH('PrimaryDbUser')
        self.constant = Constant()
        self.common = Common()
        self.default_value1 = self.common.show_param('enableSeparationOfDuty')

    def test_security(self):
        text = '-----step1：设置参数并重启数据库enableSeparationOfDuty=on; ' \
               'expect:成功-----'
        self.log.info(text)
        mod_msg = self.pri_sh.execute_gsguc('set',
                                            self.constant.GSGUC_SUCCESS_MSG,
                                            'enableSeparationOfDuty=on')
        self.assertTrue(mod_msg, '执行失败:' + text)
        result = self.pri_sh.restart_db_cluster()
        self.assertTrue(result, '执行失败' + text)

        text = f'-----step2：查询所有用户 expect:成功-----'
        self.log.info(text)
        sql_cmd = f"select * from  information_schema.role_table_grants a " \
            f"where  a.grantee='PUBLIC' and a.table_name='pg_authid';"
        msg = self.pri_sh.execut_db_sql(sql_cmd)
        self.log.info(msg)
        self.assertIn('0 rows', msg, '执行失败:' + text)

    def tearDown(self):
        self.log.info('-----step3：清理环境-----')
        text1 = '-----修改参数enableSeparationOfDuty为初始值并重启数据库 expect:成功-----'
        self.log.info(text1)
        mod_msg1 = self.pri_sh.execute_gsguc('set',
                                             self.constant.GSGUC_SUCCESS_MSG,
                                             f'enableSeparationOfDuty='
                                             f'{self.default_value1}')
        restart_res = self.pri_sh.restart_db_cluster()

        self.log.info('-----断言tearDown执行成功-----')
        self.assertTrue(mod_msg1, '执行失败:' + text1)
        self.assertTrue(restart_res, '执行失败:' + text1)
        self.log.info(f'-----{os.path.basename(__file__)} end-----')
